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nidmm_measurement.py
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nidmm_measurement.py
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#!/usr/bin/python
import argparse
import nidmm
import sys
def example(resource_name, option_string, function, range, digits):
with nidmm.Session(resource_name=resource_name, options=option_string) as session:
session.configure_measurement_digits(measurement_function=nidmm.Function[function], range=range, resolution_digits=digits)
print(session.read())
def _main(argsv):
supported_functions = list(nidmm.Function.__members__.keys())
parser = argparse.ArgumentParser(description='Performs a single measurement using the NI-DMM API.', formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('-n', '--resource-name', default='PXI1Slot2', help='Resource name of an NI digital multimeter.')
parser.add_argument('-f', '--function', default=supported_functions[0], choices=supported_functions, type=str.upper, help='Measurement function.')
parser.add_argument('-r', '--range', default=10, type=float, help='Measurement range.')
parser.add_argument('-d', '--digits', default=6.5, type=float, help='Digits of resolution for the measurement.')
parser.add_argument('-op', '--option-string', default='', type=str, help='Option string')
args = parser.parse_args(argsv)
example(args.resource_name, args.option_string, args.function, args.range, args.digits)
def main():
_main(sys.argv[1:])
def test_example():
options = {'simulate': True, 'driver_setup': {'Model': '4082', 'BoardType': 'PXIe', }, }
example('PXI1Slot2', options, 'DC_VOLTS', 10, 6.5)
def test_main():
cmd_line = ['--option-string', 'Simulate=1, DriverSetup=Model:4082; BoardType:PXIe', ]
_main(cmd_line)
if __name__ == '__main__':
main()